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Oval|Lab Grown|IGI

1.51ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG818663908

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818663908

Diamond specifications and retailer prices

From $330 AUD
$232 USD
As of November 1, 2026
Save $1,311 AUD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,642 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818663908 or 818663908. Listed at 16 retailers as of November 1, 2026, with prices from $330 to $1,642, a $1,311 spread on the same certified stone. MOH London lists it at $1,642. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818663908
Dimensions9.15 × 6.61 × 4.05 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.15 mm6.61 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818663908
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,642 AUD|Low: $315 AUD|High: $1,645 AUD|Avg: $949 AUD|+0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 5$330 AUD
Retailer 3$369 AUD
Retailer 6$383 AUD
Retailer 13$410 AUD
Retailer 14$410 AUD
Retailer 11$695 AUD
Retailer 2$707 AUD
Retailer 8$712 AUD
Retailer 12$957 AUD
Retailer 9$1,086 AUD
Retailer 15$1,317 AUD
Retailer 7$1,324 AUD
Retailer 4$1,324 AUD
Retailer 16$1,391 AUD
Retailer 10$1,580 AUD
MOH London$1,642 AUD

35 data points across 16 retailers

16 retailers$330 AUD to $1,642 AUD

A
Cheapest Retailer
-
$330 AUD
$232 USD
A
Retailer 2
-
$369 AUD
$259 USD
View
Final sale: no returns
A
Retailer 3
-
$383 AUD
$269 USD
View
Retailer 4
-
$410 AUD
$288 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$410 AUD
$288 USD
View
A
Retailer 6
-
$695 AUD
$488 USD
View
A
Retailer 7
-
$707 AUD
ZAR 8,026 ZAR
View
A
Retailer 8
-
$712 AUD
$500 USD
View
B+
Retailer 9
-
$957 AUD
View
B
Retailer 10
-
$1,086 AUD
$763 USD
View
B+
Retailer 11
-
$1,317 AUD
$925 USD
View
Retailer 12
-
$1,324 AUD
$930 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$1,324 AUD
SGD 1,257 SGD
View
B
Retailer 14
-
$1,391 AUD
$977 USD
View
B
Retailer 15
-
$1,580 AUD
$1,110 USD
View
Most Expensive
B
MOH London
LG818663908 · Nov 1
$1,642 AUD
£908 GBP
View
15 more retailers have this diamond
Prices start from $330 AUDSave up to $1,311 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Oval
$330 AUD